CN108306477B - High-speed magnetic levitation linear electromagnetic propulsion system - Google Patents
High-speed magnetic levitation linear electromagnetic propulsion system Download PDFInfo
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- CN108306477B CN108306477B CN201810235012.0A CN201810235012A CN108306477B CN 108306477 B CN108306477 B CN 108306477B CN 201810235012 A CN201810235012 A CN 201810235012A CN 108306477 B CN108306477 B CN 108306477B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K55/00—Dynamo-electric machines having windings operating at cryogenic temperatures
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N15/00—Holding or levitation devices using magnetic attraction or repulsion, not otherwise provided for
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/60—Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment
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- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
Abstract
High-speed magnetic levitation linear electromagnetic propulsion system, belongs to motor field, in order to solve superconducting magnet to be formed by magnetic field to be open, leakage field is serious, and vehicle weight is high, and the hoverheight of routine conductive maglev technology is lower, the control difficulty that suspends is big, to the demanding problem of route.The present invention includes primary and secondary, and primary is installed on ground and for bilateral structure, and it is symmetrical be arranged in the secondary left and right sides, there are air gaps between primary and secondary；Primary includes suspending to be oriented to primary and promote primary, promoting every side primary includes primary coil and primary substrate, primary coil is fixed on the inside of primary substrate, suspending and being oriented to every side primary includes upper conductor plate and lower conductor plate, upper conductor plate and lower conductor plate are vertically arranged side by side up and down, and primary is promoted to be fixed between upper conductor plate and lower conductor plate；2 secondary column magnetic poles are separately fixed at the two sides of sled vehicle, and each column magnetic pole as suspension guiding magnetic pole and promotes magnetic pole simultaneously.
Description
Technical field
The invention belongs to motor fields.
Background technique
Existing high-speed magnetic levitation linear electromagnetic propulsion system can be divided into normal conductivity type and superconduction type two major classes.Normal conductivity type is also referred to as normal
Magnetic attraction is led, using German high speed routine conductive maglev train transrapid as representative, it is to utilize conventional DC electromagnetism iron electromagnet
The principle of suction hangs train, and the air gap of suspension is smaller, generally 10mm or so.The speed of normal conductivity type high-speed maglev train
Up to 400~500km per hour, it is suitable for intercity long range fast transportation.And superconduction type magnetic suspension train is also referred to as superconduction
Magnetic expelling type, using Japanese MAGLEV as representative, it is the high-intensity magnetic field generated using superconducting magnet, when train operation be arranged in ground
On coil interaction, generate electrodynamic repulsion force train is hanged, suspension air gap is larger, generally 100mm or so, and speed is reachable
500km or more per hour.Although magnetic suspension propulsion system has, speed is fast, acceleration is big, low energy consumption, repair less, pollution is small, makes an uproar
Many advantages, such as sound is low, the service life is long, but still come with some shortcomings: (1) it is open that superconducting magnet, which is formed by magnetic field onboard,
, leakage field is serious, and magnetic field shielding difficulty is big, and vehicle weight is high；(2) hoverheight of routine conductive maglev technology is lower, and suspend control
Difficulty processed is big, higher compared with superconductor technology to the requirement in terms of the flatness, subgrade settlement amount and switch structure of route.
Summary of the invention
The purpose of the present invention is to solve superconducting magnet be formed by magnetic field be it is open, leakage field is serious, vehicle weight
The hoverheight of height, routine conductive maglev technology is lower, and the control difficulty that suspends is big, to the demanding problem of route, to provide
High-speed magnetic levitation linear electromagnetic propulsion system.
The first technical solution of the invention:
High-speed magnetic levitation linear electromagnetic propulsion system, including primary and secondary, primary are installed on ground, and are bilateral knot
Structure, and it is symmetrical be arranged in the secondary left and right sides, there are air gaps between primary and secondary；
Primary includes suspending that guiding is primary and promote primary, and promoting every side primary includes primary coil 3 and primary substrate, just
Grade coil 3 is fixed on the inside of primary substrate, and suspending and being oriented to every side primary includes upper conductor plate 1 and lower conductor plate 2, upper conductor plate
1 and lower conductor plate 2 vertically up and down side by side, promote primary be fixed between upper conductor plate 1 and lower conductor plate 2；
Secondary includes 2 column magnetic poles, and is separately fixed at the left and right sides of sled vehicle 5, and each column magnetic pole is simultaneously as the guiding that suspends
Magnetic pole and propulsion magnetic pole.
Second of technical solution of the invention:
High-speed magnetic levitation linear electromagnetic propulsion system, including primary and secondary, primary are installed on ground, and are bilateral knot
Structure, and it is symmetrical be arranged in the secondary left and right sides, there are air gaps between primary and secondary；
Primary includes suspending that guiding is primary and promote primary, and promoting every side primary includes primary coil 3 and primary substrate, just
Grade coil 3 is fixed on the inside of primary substrate, and suspending and being oriented to every side primary includes upper conductor plate 1 and lower conductor plate 2, upper conductor plate
1 and lower conductor plate 2 vertically up and down side by side, promote primary to be fixed on the upside or downside of upper conductor plate 1 and lower conductor plate 2；
Secondary includes 2 column magnetic poles, and is separately fixed at the left and right sides of sled vehicle 5, and each column magnetic pole includes 1 row suspension guiding magnetic
Pole and 1 row promote magnetic pole；The guiding magnetic pole that suspends is primary opposite with the guiding that suspends, between suspension guiding magnetic pole and the guiding primary that suspends
There are air gap, promotes magnetic pole and promote primary opposite, promote magnetic pole and promote between primary that there are air gaps.
The third technical solution of the invention:
High-speed magnetic levitation linear electromagnetic propulsion system, including primary and secondary, primary are installed on ground, primary and secondary it
Between there are air gaps；
Primary includes suspension guiding primary and promotes primary, and promoting primary includes primary coil 3 and primary substrate, primary line
Circle 3 is fixed on primary substrate, and suspending and being oriented to every side primary includes upper conductor plate 1 and lower conductor plate 2, and upper conductor plate 1 is led under
Body plate 2 is vertically arranged side by side up and down, suspends and is oriented to the left and right sides that primary symmetrical expression is arranged in secondary；
Secondary includes 2 column magnetic poles, and bilateral symmetry formula is fixed on the downside of sled vehicle 5, and each column secondary magnetic pole is simultaneously as outstanding
Floating guiding magnetic pole and propulsion magnetic pole, promote primary between 2 column magnetic poles；
Secondary further includes low-temperature (low temperature) vessel 6, and magnetic pole is arranged along collateral motion direction and is located in low-temperature (low temperature) vessel 6, and magnetic pole uses
Superconducting coil 7 or superconduction block material are realized.
In above-mentioned the first and second technical solution, secondary further includes low-temperature (low temperature) vessel 6, and magnetic pole is arranged along collateral motion direction
Cloth and it is located in low-temperature (low temperature) vessel 6, magnetic pole is realized using superconducting coil 7 or superconduction block material.
On the inside of suspend guiding magnetic pole or propulsion magnetic pole, magnetic field shielding conductor plate is installed on sled vehicle 5.
In above-mentioned the first and second technical solution, the suspension guiding magnetic pole of uniline or to promote magnetic pole include permanent magnet battle array
Column 8, shielded conductor plate 9 and damping conductor plate 10, permanent magnet array 8, shielded conductor plate 9 and damping 10 row of being parallel to each other of conductor plate
Cloth, damping conductor plate 10 is adjacent with air gap, and permanent magnet array 8 is fixed between shielded conductor plate 9 and damping conductor plate 10, permanent magnetism
Volume array 8 includes 4pn or 4pn+1 strip permanent magnet, and all strip permanent magnets are parallel to each other and along the mover direction of motion
Arrangement, adjacent two permanent magnet magnetizing directions successively differ 90/n degree, and p is secondary number of pole-pairs, and n is the natural number more than or equal to 1.
In above-mentioned all technical solutions, the width of the primary upper conductor plate 1 of the guiding that suspends is less than or equal to the width of lower conductor plate 2
Degree.
In above-mentioned all technical solutions, the upper edge of upper conductor plate 1 is higher than the upper edge for the guiding magnetic pole that suspends, lower conductor plate
Lower than the upper edge for being oriented to magnetic pole and higher than the lower edge for the guiding magnetic pole that suspends, the lower edge of lower conductor plate 2 is lower than for 2 upper edge
It suspends and is oriented to the lower edge of magnetic pole.
The present invention is simply suspended using structure and is oriented to primary and superconductor or permanent magnet magnetic field interactions, and electromagnetism is generated
Power realizes the self-suspending and guiding of high-speed magnetic levitation linear electromagnetic propulsion system mover, has the advantage that
(1) suspension of system and guiding are adaptive, self-stabilizations, suspend big with guiding air gap, eliminate and build to guide rail
Harsh required precision is made, and does not need special suspension and guide control device, therefore not only control is simple, safe and reliable,
And it is at low cost, operational efficiency is high.
(2) guiding that suspends primary is made of non-magnetic conductor plate, and structure is simple, manufactures easy, easy to maintain, reliability
It is high.In addition, suspending power and guiding force do not fluctuate.
(3) system structure is compact, small in size, light-weight；Air gap flux density is high, propulsion system thrust density is big.It suspends, guiding
System and propulsion system electromagnetic decoupling, the optimal design of each system electromagnetic property and performance easy to accomplish.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of high-speed magnetic levitation linear electromagnetic propulsion system described in specific embodiment one, wherein
(a) overall structure for indicating high-speed magnetic levitation linear electromagnetic propulsion system, (b) indicates the structure of subpart, (c) indicates mover
The perspective view of magnetic pole (d) indicates the structure of stationary part, (e) indicates the structure of stationary part after removal primary substrate；
Fig. 2 is the structural schematic diagram of high-speed magnetic levitation linear electromagnetic propulsion system described in specific embodiment two, wherein
(a) overall structure for indicating high-speed magnetic levitation linear electromagnetic propulsion system, (b) indicates the structure of subpart, (c) indicates mover
The perspective view of magnetic pole (d) indicates the structure of stationary part, (e) indicates the structure of stationary part after removal primary substrate；
Fig. 3 is the structural schematic diagram of high-speed magnetic levitation linear electromagnetic propulsion system described in specific embodiment three, wherein
(a) overall structure for indicating high-speed magnetic levitation linear electromagnetic propulsion system, (b) indicates the structure of stationary part, (c) indicates mover
Partial structure (d) indicates the stereochemical structure of permanent magnet array, (e) indicates the top view of subpart；
Fig. 4 to 8 is the structural schematic diagram of high-speed magnetic levitation linear electromagnetic propulsion system described in specific embodiment four,
In, Fig. 4 indicates the overall structure of high-speed magnetic levitation linear electromagnetic propulsion system, and Fig. 5 indicates the structure of stationary part, and Fig. 6 is indicated
The structure of subpart, Fig. 7 indicate the stereochemical structure of permanent magnet array, and Fig. 8 shows the top views of subpart.
Specific embodiment
Specific embodiment 1: illustrating present embodiment in conjunction with Fig. 1, high-speed magnetic levitation described in present embodiment is straight
Line electromagnetic propulsion system is mainly made of drive control subsystem and suspension guiding and propulsion subsystem.Drive control subsystem
Mainly it is made of power inverter and controller.Power inverter is for providing driving energy, and controller is for controlling mover fortune
Dynamic speed, rotor position, primary coil 3 electric current.The guiding that suspends and propulsion subsystem are mainly made of stator and mover.Stator
It fixes on the ground, is mainly constituted by the guiding that suspends is primary with propulsion primary；Mover is mounted on sled vehicle 5, is mainly held by low temperature
Device 6 and superconducting coil 7 or superconduction block material are constituted, and superconducting coil 7 or superconduction block material are fixed in low-temperature (low temperature) vessel 6.
The high-speed magnetic levitation linear electromagnetic propulsion system is long primary, short secondary structure, primary fixation, collateral motion.It is outstanding
Floating guiding is primary and propulsion primary is bilateral structure.The every side primary of the guiding that suspends is made of upper conductor plate 1 and lower conductor plate 2,
Conductor plate is made of high conductivity non-magnetic material, and two conductor plates are vertically fixed on ground side wall 4 side by side up and down, is above led
The top of body plate 1 is higher than the top of the magnetic pole formed by superconducting coil 7 or superconduction block material excitation, and lower conductor plate 2 is lower than below
The magnetic pole formed by superconducting coil 7 or superconduction block material excitation it is following；The right and left primary is arranged symmetrically.
Promote every side primary to be made of primary coil 3 with primary substrate, rectangle primary coil 3 be fixed on primary substrate or
It embeds in the slot of primary substrate.
Promote every upper conductor plate 1 and lower conductor that primary when suspension is oriented to per is mounted in primary primary coil 3
Between plate 2.
It is divided to or so two column each columns 4 magnetic poles N, S successively alternately to arrange by the magnetic pole that superconducting coil 7 or superconduction block material excitation are formed
Column are fixed on 5 left and right sides of sled vehicle, and the polarity of the corresponding magnetic pole of two column of left and right is identical.Two column magnetic poles of left and right are led with suspension on ground
To primary, promote between primary as air gap.Plane where air gap is parallel with the mover direction of motion, perpendicular with horizontal plane.
Specific embodiment 2: illustrating present embodiment in conjunction with Fig. 2, high-speed magnetic levitation described in present embodiment is straight
Line electromagnetic propulsion system, high-speed magnetic levitation linear electromagnetic propulsion system are mainly oriented to and are pushed away by drive control subsystem and suspension
It is constituted into subsystem.Drive control subsystem is mainly made of power inverter and controller.Power inverter is for providing drive
Energy, controller be used for control mover movement velocity, rotor position, primary coil 3 electric current.The guiding that suspends and propulsion point are
System is mainly made of stator and mover.Stator fixes on the ground, is mainly constituted by the guiding that suspends is primary with propulsion primary；Mover
It is mounted on sled vehicle 5, is mainly made of low-temperature (low temperature) vessel 6 and superconducting coil 7 or superconduction block material, superconducting coil 7 or superconduction block material peace
Dress is fixed in low-temperature (low temperature) vessel 6.
The high-speed magnetic levitation linear electromagnetic propulsion system is long primary, short secondary structure, primary fixation, collateral motion.It is outstanding
It is bilateral structure that floating, guiding primary is primary with propulsion.It suspends, be oriented to every side primary and be made of upper conductor plate 1 and lower conductor plate 2,
Conductor plate is made of high conductivity non-magnetic material, and two conductor plates are vertically fixed on ground side wall 4 side by side up and down, is above led
The top of body plate 1 is higher than the top for the guiding magnetic pole that suspends, and the following of lower conductor plate 2 is lower than the following of guiding magnetic pole that suspend；Left and right
Both sides primary is arranged symmetrically.
Promote every side primary to be made of primary coil 3 with primary substrate, rectangle primary coil 3 be fixed on primary substrate or
It embeds in the slot of primary substrate.
Promote every upside or downside that primary when suspension is oriented to per is mounted in primary primary coil 3.
By the magnetic pole that superconducting coil 7 or superconduction block material excitation are formed be divided to or so two column, each column be divided to again up and down two rows (go up behavior
Promoting magnetic pole, lower behavior suspends guiding magnetic pole) N, S be successively alternately arranged and be fixed on 5 left and right sides of sled vehicle, 4 magnetic poles of every row；It is left
The polarity of the two corresponding magnetic pole of column of the right side is identical, and the polarity of the corresponding magnetic pole of upper and lower two row is opposite.Upper and lower two rows magnetic pole respectively with push away
Into primary, the guiding that suspends is primary corresponding.It is air gap between the guiding that suspends on two column magnetic poles and ground is primary, propulsion is primary.Gas
Plane where gap is parallel with the direction of motion, perpendicular with horizontal plane.
Specific embodiment 3: illustrating present embodiment in conjunction with Fig. 3, high-speed magnetic levitation described in present embodiment is straight
Line electromagnetic propulsion system, high-speed magnetic levitation linear electromagnetic propulsion system are mainly oriented to and are pushed away by drive control subsystem and suspension
It is constituted into subsystem.Drive control subsystem is mainly made of power inverter and controller.Power inverter is for providing drive
Energy, controller be used for control mover movement velocity, rotor position, primary coil 3 electric current.The guiding that suspends and propulsion point are
System is mainly made of stator and mover.Stator fixes on the ground, is mainly constituted by the guiding that suspends is primary with propulsion primary；Mover
It is mounted on sled vehicle 5, is mainly made of permanent magnet array 8, shielded conductor plate 9, damping conductor plate 10.Conductor plate 10 is damped to use
High electrical conductivity materials, shielded conductor plate 9 use high saturation magnetic induction material.
The high-speed magnetic levitation linear electromagnetic propulsion system is long primary, short secondary structure, primary fixation, collateral motion.It is outstanding
It is bilateral structure that floating guiding primary is primary with propulsion.The every side primary of the guiding that suspends is made of upper conductor plate 1 and lower conductor plate 2, is led
Body plate is made of high conductivity non-magnetic material, and two conductor plates are vertically fixed on ground side wall 4 side by side up and down, upper conductor
The top of plate 1 is higher than the top of magnetic pole, and the following of lower conductor plate 2 is lower than the following of magnetic pole；The right and left primary is arranged symmetrically.
Promote every side primary to be made of primary coil 3 with primary substrate, rectangle primary coil 3 be fixed on primary substrate or
It embeds in the slot of primary substrate.
Promote every upper conductor plate 1 and lower conductor that primary when suspension is oriented to per is mounted in primary primary coil 3
Between plate 2.
Magnetic pole is mainly made of permanent magnet array 8, shielded conductor plate 9, damping conductor plate 10.Shielded conductor plate 9 and damping
Conductor plate 10 is parallel to each other, and plane where conductor plate is parallel with the direction of motion, with horizontal plane, constitutes permanent magnet array 8
The arrangement of each strip permanent magnet is fixed between shielded conductor plate 9 and damping conductor plate 10, the length direction of permanent magnet perpendicular to
Horizontal plane, magnetizing direction are parallel to horizontal plane.Each column magnetic pole is made of 16 permanent magnets, per adjacent two permanent magnet magnetizing directions
Between successively differ 45 degree.10 neighbour's air gap of conductor plate is damped, is oriented to primary with suspension and promotes primary relatively.Permanent magnet excitation shape
At magnetic pole N, S be successively alternately arranged and be fixed on sled 5 two sides of vehicle, magnetic pole be divided to or so two to arrange.
Specific embodiment 4: illustrating present embodiment, high speed magnetic described in present embodiment in conjunction with Fig. 4 to Fig. 8
Suspension linear electromagnetic propulsion system is mainly made of drive control subsystem and suspension guiding and propulsion subsystem.Drive control
Subsystem is mainly made of power inverter and controller.Power inverter is for providing driving energy, and controller is for controlling
Mover movement velocity, rotor position, primary coil 3 electric current.The guiding that suspends and propulsion subsystem are mainly by stator and mover structure
At.Stator fixes on the ground, is mainly constituted by the guiding that suspends is primary with propulsion primary；Mover be mounted on sled vehicle 5 on, mainly by
Permanent magnet array 8, shielded conductor plate 9, damping conductor plate 10 are constituted.It damps conductor plate 10 and uses high electrical conductivity materials, shielding is led
Body plate 9 uses high saturation magnetic induction material.
The high-speed magnetic levitation linear electromagnetic propulsion system is long primary, short secondary structure, primary fixation, collateral motion.It is outstanding
It is bilateral structure that floating, guiding primary is primary with propulsion.The every side primary of the guiding that suspends is made of upper conductor plate 1 and lower conductor plate 2, is led
Body plate is made of high conductivity non-magnetic material, and two conductor plates are vertically fixed on ground side wall 4 side by side up and down, upper conductor
The top of plate 1 is higher than the top for the guiding magnetic pole that suspends, and the following of lower conductor plate 2 is lower than the following of guiding magnetic pole that suspend；Left and right two
Side primary is arranged symmetrically.
Promote every side primary to be made of primary coil 3 with primary substrate, rectangle primary coil 3 be fixed on primary substrate or
It embeds in the slot of primary substrate.
Promote every upside that primary when suspension is oriented to per is mounted in primary primary coil 3.
Magnetic pole is mainly made of permanent magnet array 8, shielded conductor plate 9, damping conductor plate 10.Shielded conductor plate 9 and damping
Conductor plate 10 is parallel to each other, and plane where conductor plate is parallel with the direction of motion, with horizontal plane, constitutes permanent magnet array 8
The arrangement of each strip permanent magnet is fixed between shielded conductor plate 9 and damping conductor plate 10, the length direction of permanent magnet perpendicular to
Horizontal plane, magnetizing direction are parallel to horizontal plane.Each column magnetic pole is made of 16 permanent magnets, per adjacent two permanent magnet magnetizing directions
Between successively differ 45 degree.10 neighbour's air gap of conductor plate is damped, is oriented to primary with suspension and promotes primary relatively.Permanent magnet excitation shape
At magnetic pole N, S be successively alternately arranged and be fixed on sled 5 two sides of vehicle, magnetic pole be divided to or so two column, and each column is divided to upper and lower two rows again.Upper and lower two
Row magnetic pole is corresponding with primary, the guiding primary that suspends is promoted respectively.
Specific embodiment 5: high-speed magnetic levitation linear electromagnetic propulsion system described in present embodiment, mainly by driving
Control subsystem and suspend guiding and propulsion subsystem composition.Drive control subsystem is mainly by power inverter and controller structure
At.For power inverter for providing driving energy, controller is used to controlling mover movement velocity, rotor position, primary coil 3
Electric current.The guiding that suspends and propulsion subsystem are mainly made of stator and mover.Stator fixes on the ground, is mainly oriented to by suspending
Primary and propulsion is primary to be constituted；Mover is mounted on sled vehicle 5, mainly by low-temperature (low temperature) vessel 6 and superconducting coil 7 or superconduction block material structure
At superconducting coil 7 or superconduction block material are fixed in low-temperature (low temperature) vessel 6.
The high-speed magnetic levitation linear electromagnetic propulsion system is long primary, short secondary structure, primary fixation, collateral motion.It is outstanding
It is bilateral structure that floating guiding primary is primary with propulsion.The every side primary of the guiding that suspends is made of upper conductor plate 1 and lower conductor plate 2, is led
Body plate is made of high conductivity non-magnetic material, and two conductor plates are vertically fixed on ground side wall 4 side by side up and down, upper conductor
The top of plate 1 is higher than the top of magnetic pole, and the following of lower conductor plate 2 is lower than the following of magnetic pole；The right and left primary is arranged symmetrically.
Primary is promoted to be made of primary coil 3 with primary substrate, primary coil 3 is fixed on primary substrate or embeds first
In the slot of grade substrate.Promoting primary includes a set of or double winding.
It is successively alternately arranged by magnetic pole N, S that superconducting coil 7 or superconduction block material excitation are formed and is fixed on 5 downside of sled vehicle, magnetic
In two separate ranks, the polarity of the corresponding magnetic pole of two column of left and right is identical for pole.Promote it is primary be located between two column magnetic poles of left and right, promote it is primary with
It is air gap between two column magnetic poles；It is air gap between the guiding that suspends on two column magnetic poles and ground primary.Plane where air gap and movement
Direction is parallel, perpendicular with horizontal plane.
The working principle (being illustrated by taking specific embodiment one as an example) of high-speed magnetic levitation linear electromagnetic propulsion system:
Principle of propeller: the magnetic field and the travelling-magnetic-field interaction of armature winding generation is promoted to produce that secondary superconducting magnet generates
Raw electromagnetic driving force, driving secondary move in a straight line.
Suspension theory: secondary is supported, with the raising of mover speed, In when speed is lower by auxiliary support apparatus
The vortex generated in suspension primary conductor plate is increasing, the vortex generated in upper conductor plate 1 and secondary superconducting magnet magnetic field phase
Interaction can generate a downward repulsion, repel secondary downward；And the vortex generated in lower conductor plate 2 and secondary superconducting magnet
Magnetic field interaction can generate a upward repulsion, repel secondary upwards, and when acting on, secondary upward synthesis electromagnetic force is big
When secondary weight, secondary suspend will be made.
Guiding principle: when the secondary of high-speed motion, which is in left and right, is oriented to primary middle position, secondary superconducting magnet magnetic field
It is oriented to the vortex interaction in primary conductor plate with left and right, the electromagnetic force of generation is equal in magnitude, contrary；When secondary deviates
When middle position, secondary superconducting magnet magnetic field and left and right are oriented to the vortex interaction in primary conductor plate, the electromagnetic force of generation
Size is unequal, is greater than with secondary with the secondary electromagnetic force that eddy current effect generates in guiding conductor plate far from guiding conductor plate
The electromagnetic force that middle eddy current effect generates pushes secondary trend middle position.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
Claims (8)
1. high-speed magnetic levitation linear electromagnetic propulsion system, which is characterized in that including primary and secondary, primary is installed on ground, and
For bilateral structure, and it is symmetrical be arranged in the secondary left and right sides, there are air gaps between primary and secondary；
Primary is primary including the guiding that suspends and propulsion is primary, and it includes primary coil (3) and primary substrate, primary that every side, which promotes primary,
Coil (3) is fixed on the inside of primary substrate, and it includes upper conductor plate (1) and lower conductor plate (2) that every side, which suspends and is oriented to primary, above leads
Vertically direction is set side by side up and down for body plate (1) and lower conductor plate (2), and primary is promoted to be fixed on upper conductor plate (1) and lower conductor
Between plate (2)；
Secondary includes 2 column magnetic poles, and is separately fixed at the left and right sides of sled vehicle (5), and each column magnetic pole is simultaneously as the guiding magnetic that suspends
Pole and propulsion magnetic pole.
2. high-speed magnetic levitation linear electromagnetic propulsion system, which is characterized in that including primary and secondary, primary is installed on ground, and
For bilateral structure, and it is symmetrical be arranged in the secondary left and right sides, there are air gaps between primary and secondary；
Primary is primary including the guiding that suspends and propulsion is primary, and it includes primary coil (3) and primary substrate, primary that every side, which promotes primary,
Coil (3) is fixed on the inside of primary substrate, and it includes upper conductor plate (1) and lower conductor plate (2) that every side, which suspends and is oriented to primary, above leads
Vertically direction is set side by side up and down for body plate (1) and lower conductor plate (2), and primary is promoted to be fixed on upper conductor plate (1) and lower conductor
The upside or downside of plate (2)；
Secondary includes 2 column magnetic poles, and is separately fixed at the left and right sides of sled vehicle (5), and each column magnetic pole includes 1 row suspension guiding magnetic pole
Magnetic pole is promoted with 1 row；The guiding magnetic pole that suspends is primary opposite with the guiding that suspends, and stays between suspension guiding magnetic pole and the guiding primary that suspends
There is an air gap, promote magnetic pole and promote primary opposite, promotes magnetic pole and promote between primary that there are air gaps.
3. high-speed magnetic levitation linear electromagnetic propulsion system according to claim 1 or 2, which is characterized in that secondary further includes
Low-temperature (low temperature) vessel (6), magnetic pole are arranged along collateral motion direction and are located in low-temperature (low temperature) vessel (6), and magnetic pole is using superconducting coil (7) or super
Guide block material is realized.
4. high-speed magnetic levitation linear electromagnetic propulsion system according to claim 3, which is characterized in that be oriented to magnetic pole suspending
Or promote on the inside of magnetic pole, magnetic field shielding conductor plate is installed on sled vehicle (5).
5. high-speed magnetic levitation linear electromagnetic propulsion system according to claim 1 or 2, which is characterized in that the suspension of uniline
Guiding magnetic pole promotes magnetic pole to include permanent magnet array (8), shielded conductor plate (9) and damp conductor plate (10), permanent magnet array
(8), shielded conductor plate (9) and damping conductor plate (10) are arranged mutually parallel, and damping conductor plate (10) is adjacent with air gap, permanent magnet
Array (8) is fixed between shielded conductor plate (9) and damping conductor plate (10), and permanent magnet array (8) includes 4pn or 4pn+1 item
Strip permanent magnet, all strip permanent magnets are parallel to each other and arrange along collateral motion direction, and adjacent two permanent magnets magnetize
Direction successively differs 90/n degree, and p is secondary number of pole-pairs, and n is the natural number more than or equal to 1.
6. high-speed magnetic levitation linear electromagnetic propulsion system, which is characterized in that including primary and secondary, primary is installed on ground, just
There are air gaps between grade and secondary；
Primary includes suspension guiding primary and promotes primary, and promoting primary includes primary coil (3) and primary substrate, primary coil
(3) be fixed on primary substrate, it is bilateral structure that the guiding that suspends is primary, every side suspend guiding it is primary include upper conductor plate (1) and
Vertically direction is set side by side up and down for lower conductor plate (2), upper conductor plate (1) and lower conductor plate (2), and the guiding that suspends is primary symmetrical
It is arranged in the secondary left and right sides；
Secondary includes 2 column magnetic poles, and bilateral symmetry formula is fixed on the downside of sled vehicle (5), and each column secondary magnetic pole is used as suspends simultaneously
It is oriented to magnetic pole and promotes magnetic pole, promote primary between 2 column magnetic poles；
Secondary further includes low-temperature (low temperature) vessel (6), and magnetic pole is arranged along collateral motion direction and is located in low-temperature (low temperature) vessel (6), and magnetic pole uses
Superconducting coil (7) or superconduction block material are realized.
7. according to claim 1, high-speed magnetic levitation linear electromagnetic propulsion system described in 2,4 or 6, which is characterized in that suspension is led
It is less than or equal to the width of lower conductor plate (2) to the width of primary upper conductor plate (1).
8. according to claim 1, high-speed magnetic levitation linear electromagnetic propulsion system described in 2,4 or 6, which is characterized in that upper conductor
The upper edge of plate (1) is higher than the upper edge for the guiding magnetic pole that suspends, and the upper edge of lower conductor plate (2) is lower than the upper edge for being oriented to magnetic pole
And it is higher than the lower edge for the guiding magnetic pole that suspends, the lower edge of lower conductor plate (2) is lower than the lower edge for the guiding magnetic pole that suspends.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110406388A (en) * | 2018-04-26 | 2019-11-05 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | Magnetic suspension electromagnetic propulsion integrated apparatus |
| CN109639092B (en) * | 2019-01-28 | 2023-09-29 | 西南交通大学 | Novel bilateral linear synchronous motor using superconductive stacked magnets |
| CN111525771B (en) * | 2020-04-02 | 2021-08-27 | 中国科学院电工研究所 | High-acceleration high-stability high-temperature superconducting magnetic levitation vehicle system |
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| CN114264444B (en) * | 2020-09-16 | 2023-07-14 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | Ultra-high-speed annular pneumatic test device |
| CN112140898B (en) * | 2020-09-30 | 2022-03-22 | 中车株洲电力机车研究所有限公司 | Electromagnetic suspension structure for maglev train |
| CN114649919B (en) * | 2020-12-18 | 2024-03-15 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | Multiphase superconducting linear electromagnetic propulsion system |
| CN114649920B (en) * | 2020-12-18 | 2024-03-15 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | Double-magnet multiphase superconducting linear synchronous motor |
| CN112671203B (en) * | 2021-01-18 | 2022-09-13 | 哈尔滨工业大学 | High-speed linear electromagnetic propulsion and electromagnetic braking system |
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